The largest permanent Monopoly board makes one of the longest games even bigger.

The old Niles Canyon Aqueduct in the San Francisco Bay Area is a bemusing and secret trail through nature for wayward travelers.

An eatery for UFO seekers on the Extraterrestrial Highway.

If you want to take a peek at Area 51, this is legally as close as you're going to get.

Mysterious meeting place for UFO hunters near Area 51.

One of the world's tallest Ferris wheels takes visitors high above Las Vegas in a spinning party room.

Decades' worth of lost and forgotten objects make up the collection of this tantalizingly odd little museum.

An old railroad grade built for the construction of Hoover Dam is now a recreational trail featuring several tunnels and sweeping views of Lake Mead.

This former open-pit manganese mine is now a massive graffiti canvas.

Potential high level nuclear waste storage site for the next 10,000 years and beyond.

A brothel nestled amongst ghost towns, with an abandoned plane wreck to greet you.

Eulogizing an unknown man's unusual demise.

This once bustling boomtown hotel is now the hottest spot in Nevada for ghost hunters.

Graffiti, cars, and religion combine to create this jungle of scrap in the Nevada desert.

For this chef, an active volcano is his oven.

The remains of this hell for leather wild west town can still be found in the Arizona desert.

A small canyon with petroglyphs and a seasonal waterfall, only a short hike from the remnants of old Route 66.

The wreckage of a deadly bomber plane crash can still be found near an Arizona peak.

Eons ago, a rushing lava river formed this pristine passage through solid rock.

The highest point in Arizona is an oddly snow-topped peak within the otherwise arid state.

This 24-acre park offers a place for meditation in the midst of Sedona's iconic red rocks.

Although now a decaying ruin, this stone cabin's history includes several notable figures.

The largest and most well-preserved petroglyph site in the Verde Valley.

Decaying military base deactivated in the 70s is now visited by urban explorers and military enthusiasts.